def leaves.go

bolt@1.27.0.0 · src/syntax/tree.bend:106

import Base
import bolt@1.27.0.0/src/syntax/lex.bend as Lex

106def leaves.go(nn: Node, acc: List<&2, Lex.Tok>) -> List<&2, Lex.Tok>:
107  match nn:
108    case Leaf{tok}:
109      tok <> acc
110    case Group{open, kids, close}:
111      leaf_close(close, leaves.go(kids, open <> acc))
112    case Stmt{kind, kids, body}:
113      leaves.go(body, leaves.go(kids, acc))
114    case NNil{}:
115      acc
116    case NCons{h, t}:
117      leaves.go(t, leaves.go(h, acc))